There are various individuals taking a shot at programming which is consistently refreshing it might be where different adaptation, branches, creators are associated with a product project, and the group is geologically connected and works simultaneously. Software configuration management procedures template. Scm identifies software items to be developed, avoids chaos when changes to software occur, provides needed information about the state. Jan 05, 2017 there are different types of configuration baselines depending on the context such as software, hardware and others. You can publish models to the hardware or software catalog to make the models available in the service catalog. For example, you might have a ci that represents a service or other logical. The term configuration item can be applied to anything designated for the application of the elements of configuration management and treated as a single entity in the configuration management system. A configuration baseline in configmgr is a collection of one or more conditional checks called configuration items. A toplevel configuration item is a ci used as the starting point for organizing and promoting a set of related configuration items an example of a toplevel ci is a computer system.
But not every entity needs to be under configuration management control all the time. It aims to control cost and work effort involved in making changes to the software system. Reference selected items of system hardware or software or combinations of hardware and software, in which the government or acquiring activity has configuration management concern, are designated as configuration items cis. Simply put, a ci is an instance of an entity that is part of your environment and has configurable attributes specific to that instance. Examples of software configuration items include a console display module for an air traffic control system, and an accounts receivable module for an accounting. Examples are the connection of a ci to an incident to indicate the location of the incident.
All configuration items cis are uniquely identified by ci registration codes and version numbers. The representations of these entities in the cmdb are configuration items cis. Each element in the it environment is an individual entity requiring accurate capture of its attributes. Configuration testing is defined as a software testing type, that checks an application with multiple combinations of software and hardware to find out the optimal configurations that the system can work without any flaws or bugs. The cmp provides information on the requirements and. Modeling the system as a set of evolving components. Configuration management represents the one true source of the configuration items. Relationships can be simple, such as a disk drive being a component of a computer system, or more complex. Items placed under configuration management must never be changed, but new versions may be created. Configuration items help in identifying the components of a system. These are intended as guidelines only your own configuration should be. The essential explanations behind implementing software configuration management system are. Before devops and the availability of mature configuration management tools, sysadmins were required to perform these provisioning on each machineserver, which was operational inefficiency, laborious and carried a very high chance of introducing configuration inconsistency across the servers i. It is used for deploying, configuring and managing servers.
Toplevel configuration items a toplevel configuration item is a ci used as the starting point for organizing and promoting a set of related configuration items. The integrated software configuration must be validated to ensure that is satisfies the specified performance measurements. The tailoring of this standard as it applies to this document is. In itil, this is known as a configuration management database cmdb. Definition an aggregation of hardware, software, or both, that is designated for configuration management and treated as a single entity in the configuration management process. Software configuration management in software engineering.
It is done to determine the optimal configurations under which a system or an application can work fine without any bugs, issues or flaws in performance. Software configuration management scm is a supporting software life cycle process that benefits project management, development and maintenance activities, quality assurance activities, as well as the customers and users of the end product. Once a baseline is established each change request must be evaluated and verified by a formal procedure before it is processed. Software configuration management is the process of identifying and defining the software configuration items in a system, controlling the release and change of these items throughout. Identify all items to define the software configuration. Configuration management for transportation management.
Pdf basic activities of software configuration management. Configuration items have specific attributes as well as relationships that are often unique for configuration items underneath them in the particular system. Complete listing of all changes since the last baseline. Software configuration management scm is the discipline for systematically controlling the changes that take place during development. A baseline is a milestone in software development that is marked by the delivery of one or more configuration items. Configuration items cis are the focal point of a cmdb. Jul, 2017 the number one activity is source code control. A configuration item is anything that can be configured and that is absolutely necessary for the success of your project. Common configuration types include software, hardware, communications, location and documentation. Simply put, for software development, a baseline is a static i. Configuration management helps organizations to systematically manage, organize, and control the changes in the documents, codes, and other entities during the software development life cycle. Examples of configuration items include software and applications, locations and offices, employees and customers, documentation, hardware and companies, and even your incidents, changes and customers. A definition of configuration item with several examples.
Within this view, you can add values to the inventory and manage other aspects of software, such as license counts, license expiration dates, or even custom fields that support your business processes. Configuration management is all about identifying, defining and mapping all. As discussed above, configuration testing is a software testing where the application under test has to be tested. Relationship data makes the cmdb a powerful decision support tool. This document provides a practical guide for integrating software configuration management disciplines into the management of software engineering projects. Prior to software deployment, the software configuration items must be. Ci a component of a system that is treated as a self contained unit for the purposes of identification and change control.
The term configuration item can be applied to anything designated for the application of the elements of configuration management and treated as a single entity in the configurationmanagement system. Each entity consists of several attributes of specific data types for example, string and integer. A configuration item is a software entity that shows up on planning timelines and which requires a certain amount of documentation. They are used in service management, change management, configuration management, incident management and a variety of other processes related to directing and controlling change. Dec 27, 2016 a configuration item, or ci, is anything uniquely identifiable that can be changed independently. Use the software configuration items node to build a list of software assets.
A configuration item ci is any service component, infrastructure element. Market conditions policies, which changes over the time, such as taxation and. A operating system installed on a particular machine can be considered a ci. It can have many child cis, such as an operating system, application software, and hardware components. By default, freshservice comes with a set of assetci types that cover all the. Jan 05, 2017 common configuration types include software, hardware, communications, location and documentation. Puppet is an opensource software configuration management tool. Devops code software configuration items best read on itpedia.
During software development, the design, code, and even requirements are often changed, and the changes occur at any time during the development. Department of energy quality managers software quality assurance subcommittee. The technical baseline is one of these and includes user requirements, program and product information, and related documentation for all configuration items. Application configuration item example 1 configuration. Models are used for managing and tracking assets through various servicenow platform asset applications, including product catalog, asset management, and procurement model definitions can be based on vendorprovided criteria, for example, the manufacturer name apple macbook pro, or on a custom abstraction, for example. There are number of reasons, why modifications are required, some of them are briefly mentioned below.
A toplevel configuration item is a ci used as the starting point for organizing and promoting a set of related configuration items. Cis vary widely in complexity, size, and type, ranging from an entire service or system including all hardware. Configuration items in system center service manager. It services are typically made up of a bunch of individual components things like servers, software and middleware, and unique configuration information. Configuration items in service manager microsoft docs. Specify when each configuration item is placed under. The software configuration may involve two or more software configuration items that must be validated to operate efficiently and effectively as an integrated product. A ci is a software model that contains the attributes of the represented entity. Configmgr configuration baselines a beginners guide. Configuration items are a way to store information about services, computers, software, software updates, users and other undefined imported objects in the service manager database in service manager. It is designated and fixed at a specific time while conducting the scm process. Guenter teubner 154 software engineering fall 1998 2 outline of the lecture v software configuration management scm wmotivation.
Keeping detailed and accurate records of the above in a configuration item register. A baseline is a formally accepted version of a software configuration item. Example characteristics of configuration items include author, document or file type, programming language for software code files, minimum marketable features, and the purpose the configuration item serves. Software configuration an overview sciencedirect topics. Configuration item an overview sciencedirect topics. Configuration items vary widely, but include anything related to your account that you want to track. This is where instead of just saving your code to your desktop where you might lose it, or at least forget what it looked like yesterday before you decided to refactor everything and break everythin. The cmdbasset management module in freshservice shows you a complete list of all the assets and configuration items that have been linked within your it service desk. For example, the source code for the product baseline should be kept in conjunction with the documentation. This chapter is the updated version of the software configuration management scm generally accepted knowledge to be used as a consistent view of this software engineering topic worldwide. Software configuration management procedures various components of this project. It stands for all the modifications and updations done after the delivery of software product. The unique identity of the configuration item is the combination of the attributes authoringscopeid, logicalname and version. It is a fundamental operations technique that captures valuable information for processes such as incident management, problem management, change management, maintenance, safety and risk management.
Selected items of system hardware or software or combinations of hardware and software, in which the government or acquiring activity has configuration management concern, are designated as configuration items cis. Publish models to the hardware or software catalog. Examples of software configuration management scm activities. Software configuration management is a process independent of the development process largely because most development models cannot accommodate change at any time during development.
Configuration items as a configuration management software. Configuration identification configuration management. Configuration testing is a method of testing a system under development on multiple machines that have different combinations of hardware and software. What is the meaning of baseline in software configuration. Configuration items particularly in the case of software, configuration items themselves should make up portions of the product and operational baseline. For example, if a system contains several programs, each program and its related documentation and data might be designated a. Configuration items that are different versions of the same original item are obviously strongly related, but each one is an individual item, which will be identified and may be extracted and used independently. A system can be defined as the combination of interacting elements organized to achieve one or more stated purposes 1. Standard 8282005, standard for software configuration management plans, was used to guide the development of this plan. Throughout development, software consists of a collection of items such as programs, data and documents that can easily be changed. Configuration testing tutorial with examples software testing. Nov 07, 2016 the purpose of software configuration management is to establish and maintain the integrity of the products of the software project throughout the projects software life cycle. Role of code configuration management in devops pluralsight. Cm activities and establishes the methodology for configuration identification and control of releases and changes to configuration items.
This digest defines an application configuration item. The purpose of the baseline is to have a static reference point for changes that occur once the baseline is crea. Basic activities of software configuration management. In your next job, as your first priority, set up a configuration register and pay more attention to configuration identification. The configuration of a system is the functional and physical characteristics of hardware or software as set forth in technical documentation or achieved in a product 1. Models are specific versions or various configurations of an asset. Relationships exist not only between physical cis and assets, but also between logical and conceptual cis and assets, such as the software instances and service instance.
Configuration items can overlap and exist at many levels of granularity. If a model is no longer needed, you can delete it as long as no assets or configuration items use the model. Scenario 4 the apocalyptic test of an effective configuration identification strategy. What are some examples of software configuration management. Configuration management is the practice of tracking operational items and their attributes. Use configuration items and configuration management. The documentation tree should include all of the technical documentation. Oct 12, 2016 configuration items in system center service manager. For example, source codes, property files, binaries, servers, and tools can all be configuration items for a software firm. Console asset extensions software configuration items.
Each of these configuration items are evaluated upon a defined schedule for the purpose of reporting on compliance and for auditing purposes. Department of energy quality managers software quality. Every dcm digest must contain exactly one configuration item. The list of the most popular software configuration management tools top scm tools in 2020 in software engineering software configuration management is the task of tracking and controlling changes in the software part of the larger disciplinary field of configuration management.
It also describes the process for maintaining status accounting and verifying the completeness and correctness of configuration items throughout the system life cycle. Configurations are pulled from the master by the nodes. Software maintenance is widely accepted part of sdlc now a days. The definition of the pbs is expanded throughout the early software definition activity, but. Configuration item ci is the term used for each of the logically related components that make up some discrete element of software. A configuration item, or ci, is anything uniquely identifiable that can be changed independently. Definition an aggregation of hardware, software, or both, that is designated for. Software configuration management procedures software configuration management scm procedures provides a uniform approach to scm for va software products which could be developed in house, embedded, purchased, or outsourced software, third party frameworks or packages. Managing relationships between a configuration item and other. It can only be changed through formal change control procedures. Software configuration management involves identifying configuration items for the software project, controlling these configuration items and changes to them, and.
Jan 10, 2019 configuration management represents the one true source of the configuration items. Configuration item configuration management systems. Example criteria for selecting configuration items at the appropriate work product level include the following. The software under control is usually divided into configuration items. Software configuration item an overview sciencedirect topics. Configuration items, their versions, and their changes form the basis of any configuration audit. Examples of configuration items include software and applications, locations and. Jul 16, 1997 the software under control is usually divided into configuration items.
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